What’s Vulnerable › Vulnerabilities

CVE-2017-11771

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 51.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-10-13 · updated 2026-06-17
• Weakness: CWE-20

Description

The Microsoft Windows Search component on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows a remote code execution vulnerability when it fails to properly handle DNS responses, aka "Windows Search Remote Code Execution Vulnerability".

Affected products

• Microsoft Windows 10 Version 1607: 1511, 1607, 1703
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: all versions
• Microsoft Corporation Windows Search: Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

References

• http://www.securityfocus.com/bid/101114
• http://www.securitytracker.com/id/1039538
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11771
• http://www.securityfocus.com/bid/101114
• http://www.securitytracker.com/id/1039538
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11771

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